2013 – Page 3 – Dr. G's Toothpix

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Radiographic Interpretation

Locate the Object: November 2013 Answer – Image Shift

Now onto the answers for the November 2013 Locate the Object. Here is image shift for both cases with the SLOB (Same-Lingual, Opposite-Buccal) coming later today. Image shift Before starting to use the image shift principle it is important to know/remember two key points Images move in the opposite direction…

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Anatomy Monday

Anatomy Monday: Lateral Fossa / Incisive Fossa / Canine Fossa

Today’s anatomy is by request for the lateral fossa also known as the incisive fossa and canine fossa. The lateral fossa is depression of the maxilla around the root of the maxillary lateral incisors. It presents as a diffuse radiolucent area around the root of the lateral incisor. It is…

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Radiographic Technique

Radiographic Technique: PosteroAnterior (PA) Skull Radiograph

This week is a less commonly made extraoral radiograph but still occasionally seen in dentistry. Here is how to position a patient for this radiograph. 1. Place the coronal plane of the patient parallel with the image receptor. If there is a craniostat to help position this will be GENTLY…

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Radiographic Interpretation

Locate the Object: November 2013

This month I have two cases to use your image shift and SLOB (Same-Lingual, Opposite-Buccal) information. 1. The object in question is the round radiopaque entity labeled A. Where is it located (buccal or lingual) compared to the maxillary second premolar? 2. The object in question is the supernumerary tooth…

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Anatomy Monday

Anatomy Monday: Glossopharyngeal air space

This is the last post on air spaces on pantomographs; the glossopharyngeal air space. It presents as a radiolucent band superimposed over the angle of the mandible at the lateral aspects of the pantomograph. If the cervical vertebrae are visible, it is seen anterior to them. If you have any…